CN111410847A - Naphthenic base rubber oil composition for improving air tightness of tire rubber material and preparation method and application thereof - Google Patents
Naphthenic base rubber oil composition for improving air tightness of tire rubber material and preparation method and application thereof Download PDFInfo
- Publication number
- CN111410847A CN111410847A CN202010367340.3A CN202010367340A CN111410847A CN 111410847 A CN111410847 A CN 111410847A CN 202010367340 A CN202010367340 A CN 202010367340A CN 111410847 A CN111410847 A CN 111410847A
- Authority
- CN
- China
- Prior art keywords
- parts
- rubber
- tire
- oil composition
- naphthenic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L91/00—Compositions of oils, fats or waxes; Compositions of derivatives thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C1/00—Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/26—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment
- C08L23/28—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment by reaction with halogens or compounds containing halogen
- C08L23/283—Halogenated homo- or copolymers of iso-olefins
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/222—Magnesia, i.e. magnesium oxide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention belongs to the technical field of tire rubber materials, and particularly relates to a naphthenic base rubber oil composition for improving the air tightness of a tire rubber material, and a preparation method and application thereof. A naphthenic base rubber oil composition for improving the air tightness of a tire rubber material comprises the following raw materials in parts by weight: 100 parts of naphthenic base oil; 1-5 parts of sheet filling material; 5-8 parts of plasticizing auxiliary agent; 3-12 parts of an alkyl surfactant; 1-10 parts of polyisobutylene. The composition adopts the naphthenic base rubber oil with good compatibility with rubber, and the lamella filling material is added into the tire rubber material in the mode of the naphthenic base rubber oil, so that the air tightness and the physical and mechanical properties of the tire can be obviously improved compared with the prior art.
Description
Technical Field
The invention belongs to the technical field of tire rubber materials, and particularly relates to a naphthenic base rubber oil composition for improving the air tightness of a tire rubber material, and a preparation method and application thereof.
Background
The method for improving the air tightness of the tire rubber material is mainly to add flaky cellulose materials, flaky clay materials, graphene and the like into the rubber material. The main disadvantage of this method is that the lamellar filler material is not effectively dispersed in the rubber, which in turn results in a less pronounced increase in the air tightness of the rubber material of the tire and a reduction in the physical-mechanical properties of the rubber material. How to solve the problem that the dispersibility of the lamellar filler in the rubber material is a key problem for restricting the high-air-tightness tire material.
The naphthenic rubber oil is an important auxiliary agent in the rubber production or processing process, and mainly plays a role in improving the physical and mechanical properties and the processing performance of rubber products. It contains a large amount of cycloalkanes so that compatibility with rubber is good, can be used in a tire rubber material, and has an advantage in resource amount.
The Chinese invention patent application (publication number: CN107129693A) discloses an environment-friendly rubber oil and a preparation method thereof, the rubber oil comprises an aromatic hydrocarbon derivative, a photo-thermal composite stabilizer and naphthenic base oil, the CN content of the naphthenic base oil is more than 40 percent, and the CA content is 0; the filling of the rubber can well enhance the physical property and cold resistance of the oil filling rubber. At present, no technical literature discloses that the flaky filler is added into the naphthenic rubber oil to solve the technical problem of the dispersibility of the flaky filler in the rubber material.
Disclosure of Invention
In order to solve the technical problems, the invention aims to provide a naphthenic base rubber oil composition for improving the air tightness of a tire rubber material, the composition adopts the naphthenic base rubber oil which has good compatibility with rubber, and a lamellar filling material is added into the tire rubber material in a mode of the naphthenic base rubber oil, so that the air tightness and the physical and mechanical properties of the tire can be obviously improved compared with the prior art.
In order to achieve the above object, the present application adopts the following technical solutions:
a naphthenic base rubber oil composition for improving the air tightness of a tire rubber material comprises the following raw materials in parts by weight:
preferably, the raw materials of the composition comprise the following components in parts by weight:
the flaky filling material can play a role in increasing the air tightness of the tire rubber material, and meanwhile, the flaky filling material is easy to disperse in the rubber material so as to improve the mechanical property of the tire rubber material. But alkyl surfactant is also needed to be added into the naphthenic base oil for modifying the flaky filling material, so that the dispersibility of the flaky filling material in a composition system is improved, the compatibility of the composition and a rubber molecular chain can be improved by the polyisobutylene, and the plasticizing auxiliary agent can play a good plasticizing role.
Preferably, the flaky filler material comprises one or more of flaky cellulose, flaky clay and graphene oxide.
Preferably, the particle size of the platy filler material is 10 to 30 microns.
Preferably, the alkyl surfactant comprises one or more of dodecylbenzene sulfonic acid, cetyltrimethylammonium chloride, alkylpolyglycoside and sodium lauryl sulfate.
Preferably, the molecular weight of the polyisobutene is 1300-5500.
Preferably, the plasticizing auxiliary agent is one or a mixture of more of dibutyl maleate, phthalate plasticizer, fatty acid ester and polyester plasticizer.
Further, the application also provides a tire rubber composition, wherein the naphthenic base rubber oil composition is added into the tire rubber composition, and the addition amount of the naphthenic base rubber oil composition is 5-10 parts by weight based on 100 parts by weight of the rubber component.
Further, the application also provides a tire which comprises a tire material component prepared by vulcanizing the tire rubber composition.
Due to the adoption of the technical scheme, the composition adopts the naphthenic base rubber oil which has good compatibility with rubber, and the lamellar filling material is added into the tire rubber material in a mode of the naphthenic base rubber oil, so that the air tightness and the physical and mechanical properties of the tire can be obviously improved compared with the prior art.
Detailed Description
The invention will be described in detail with reference to specific embodiments, which are intended to be illustrative only and not to be limiting of the invention, and any modifications, equivalents and the like based on the invention are intended to be included within the scope of the invention.
The sources of the raw materials are shown in table 1:
| raw materials | Origin of origin |
| Refining high purity naphthenic base oil | Korea Dalin practice Co Ltd |
| Sheet-like cellulose | Chemical Co., Ltd, Jinan Laide |
| Sheet clay | Jiangsu Jun high-tech Co., Ltd |
| Graphene oxide | SHANGHAI TANYUAN HUIGU NEW MATERIAL TECHNOLOGY Co.,Ltd. |
| Maleic acid dibutyl ester | Zhejiang Qing'an Chemical Co.,Ltd. |
| Dodecyl benzene sulfonic acid | Wuhanford chemical Co Ltd |
| Polyisobutenes | Korea Dalin practice Co Ltd |
The naphthenic base rubber oil disclosed by the invention has the components in the examples and the comparative examples in parts by weight shown in the table 2.
Table 2 shows the parts by weight of the components of the naphthenic base rubber oil in each example
The method of each embodiment comprises the following steps:
weighing a flaky filler, putting the flaky filler into a stirrer, stirring, heating to 120 ℃, adding an alkyl surfactant, stirring, keeping the temperature for 35min, cooling to room temperature, simultaneously adding refined high-purity naphthenic base oil, a plasticizing auxiliary additive and polyisobutylene, fully stirring for 30min, and filtering to obtain the naphthenic rubber oil composition.
In order to verify the effect of the alkyl rubber oils disclosed in the present invention on the air impermeability and physical mechanical properties of the tire rubber material, a comparison was made in the following manner.
The experimental scheme is as follows:
1. preparation of pure brominated butyl rubber material
Based on 100 parts by weight of the rubber component. The specific formula comprises 100 parts of brominated butyl rubber, 50 parts of N660 carbon black, 5 parts of zinc oxide, 1 part of magnesium oxide, 1.5 parts of stearic acid, 1 part of sulfur, 1.5 parts of sulfur accelerator and 8 parts of rubber oil. Comparative example adopts the rubber oil produced by the medium petroleum, comparative example 1 only adds the rubber oil produced by the medium petroleum, and comparative example 2 adds the flaky cellulose which is equal to that of example 1 on the basis of comparative example 1; comparative example 3 the same amount of the flaky clay as in example 2 was added on the basis of comparative example 1; comparative example 4 graphene oxide was added on the basis of comparative example 1 in an amount equivalent to that of example 3. The specific implementation steps are as follows:
(1) mixing in an internal mixer, adding butyl bromide, carbon black, stearic acid and a sulfur accelerator, pressing a top bolt for 28s, lifting a weight, adding rubber oil, pressing the top bolt for 8s, lifting the weight, pressing the top bolt to 130 ℃, and discharging rubber; the rotor speed of the internal mixer is 25-35 r/min;
(2) discharging the mixed master batch through an internal mixer, and cooling to room temperature;
(3) adding the mixed master batch, zinc oxide, magnesium oxide and a vulcanizing agent, pressing a top bolt for 10-80s (adjusting a lifting weight in the period), lifting the top bolt, and pressing the top bolt to 98 ℃ for rubber removal; the rotating speed of a rotor of the internal mixer is 10-20 rpm;
(4) and (3) after the final rubber compound is discharged through an internal mixer, cutting for 3 times on an open mill, cooling and stacking, wherein the standing time is not less than 8 h.
(5) The resulting specimens were vulcanized on a vulcanizing press at 151 ℃ for 20 minutes, 30 minutes, 40 minutes and 60 minutes, respectively, and the influence of vulcanization on the physical and mechanical properties was examined.
2. Physical mechanical Property test
And (4) measuring the tensile stress strain performance of the vulcanized rubber by adopting the standard described in GB/T528-2009.
3. Preparation of aged test specimens
The aged specimens were prepared by hot air aging of 151 ℃ X40 specimens at 100 ℃ for 48 hours according to the standard described in GB/T3512-1983.
4. Air tightness test
The permeability of the vulcanized rubber is measured according to the standard described in GB/T7756-1987.
From the comparative data, the naphthenic base rubber oil can obviously improve the air tightness of rubber materials.
Table 3 shows the experimental data of the permeability test of vulcanized rubber
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention, including any reference to the above-mentioned embodiments. Various modifications to these embodiments will be readily apparent to those skilled in the art. The general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The naphthenic base rubber oil composition for improving the air tightness of the tire rubber material is characterized by comprising the following raw materials in parts by weight:
100 parts of naphthenic base oil;
1-5 parts of sheet filling material;
5-8 parts of plasticizing auxiliary agent;
3-12 parts of an alkyl surfactant;
1-10 parts of polyisobutylene.
2. The naphthenic rubber oil composition for improving the air tightness of the tire rubber material as claimed in claim 1, wherein the raw materials of the composition comprise the following components in parts by weight:
100 parts of naphthenic base oil;
2-4 parts of a flaky filling material;
6-8 parts of plasticizing auxiliary agent;
5-10 parts of an alkyl surfactant;
3-8 parts of polyisobutene.
3. A naphthenic rubber oil composition for improving air impermeability of tire rubber material according to claim 1 or 2, wherein the flake filling material comprises one or more of flake cellulose, flake clay and graphene oxide.
4. A naphthenic rubber oil composition for improving air tightness of a tire rubber material as claimed in claim 3, wherein the particle size of the flaky filler material is 10-30 μm.
5. A naphthenic rubber oil composition for improving air impermeability of tire rubber material according to claim 1 or 2, wherein the alkyl surfactant comprises one or more of dodecylbenzene sulfonic acid, hexadecyl trimethyl ammonium chloride, alkyl polyglycoside and sodium dodecyl sulfate.
6. A naphthenic rubber oil composition for improving air impermeability of tire rubber material as claimed in claim 1 or 2, wherein the molecular weight of polyisobutylene is 1300-5500.
7. A naphthenic rubber oil composition for improving air impermeability of tire rubber material according to claim 1 or 2, wherein the plasticizing auxiliary agent is one or more of dibutyl maleate, phthalate plasticizer, fatty acid ester and polyester plasticizer.
8. A process for the preparation of a naphthenic rubber oil composition according to any one of claims 1 to 7, characterized in that the process comprises the steps of: weighing a flaky filler, putting the flaky filler into a stirrer, stirring, heating to 90-130 ℃, adding an alkyl surfactant, stirring, keeping the temperature for 30-45min, cooling to room temperature, simultaneously adding refined high-purity naphthenic base oil, a plasticizing auxiliary additive and polyisobutylene, fully stirring for 30-50min, and filtering to obtain the naphthenic rubber oil composition.
9. A rubber composition for a tire, characterized in that the cycloalkyl rubber oil composition as defined in any one of claims 1 to 7 is added to the rubber composition for a tire in an amount of 5 to 10 parts by weight based on 100 parts by weight of the rubber component.
10. A tire comprising a carcass component obtained by vulcanizing the tire rubber composition of claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010367340.3A CN111410847A (en) | 2020-04-30 | 2020-04-30 | Naphthenic base rubber oil composition for improving air tightness of tire rubber material and preparation method and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010367340.3A CN111410847A (en) | 2020-04-30 | 2020-04-30 | Naphthenic base rubber oil composition for improving air tightness of tire rubber material and preparation method and application thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111410847A true CN111410847A (en) | 2020-07-14 |
Family
ID=71490261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010367340.3A Pending CN111410847A (en) | 2020-04-30 | 2020-04-30 | Naphthenic base rubber oil composition for improving air tightness of tire rubber material and preparation method and application thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111410847A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102666720A (en) * | 2009-12-23 | 2012-09-12 | 米其林集团总公司 | Pneumatic object provided with a gas-tight layer comprising a mixture of a thermoplastic elastomer and a butyl rubber |
| CN105802039A (en) * | 2016-03-23 | 2016-07-27 | 宁波北野拖拉机制造有限公司 | High-air-tightness tire material and preparation method thereof |
| CN106543575A (en) * | 2016-11-25 | 2017-03-29 | 青岛双星轮胎工业有限公司 | Heavy load radial tire inner liner rubber composition |
-
2020
- 2020-04-30 CN CN202010367340.3A patent/CN111410847A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102666720A (en) * | 2009-12-23 | 2012-09-12 | 米其林集团总公司 | Pneumatic object provided with a gas-tight layer comprising a mixture of a thermoplastic elastomer and a butyl rubber |
| CN105802039A (en) * | 2016-03-23 | 2016-07-27 | 宁波北野拖拉机制造有限公司 | High-air-tightness tire material and preparation method thereof |
| CN106543575A (en) * | 2016-11-25 | 2017-03-29 | 青岛双星轮胎工业有限公司 | Heavy load radial tire inner liner rubber composition |
Non-Patent Citations (1)
| Title |
|---|
| 彭淑鸽: "《高分子复合材料核心理论及进展研究》", 31 March 2019, 中国原子能出版社 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106674657B (en) | A kind of antistatic low fatigue temperature rise tire tread rubber material of high wet-sliding resistant and preparation method thereof | |
| CN1285673C (en) | Fire-retardant silicon rubber and its preparation method | |
| US10494514B2 (en) | Method of preparing bio-based elastomer composition comprising silica and polydibutyl itaconate-ter-isoprene-ter-glycidyl methacrylate | |
| CN110372941B (en) | High-density polyethylene pipe and preparation method thereof | |
| CN108610562B (en) | Low-pressure-change high-temperature-resistant ethylene propylene rubber material and preparation method thereof | |
| CN110183856A (en) | A kind of heat conductive flame-retarding protection silicone rubber compound and preparation method thereof | |
| CN110591175B (en) | Non-filled rubber composition with high mechanical property and low hysteresis loss and preparation method thereof | |
| DE60309496T2 (en) | ELASTOMER RESIN COMPOSITIONS | |
| WO2022037060A1 (en) | Preparation method for reduced graphene oxide nitrile rubber and for tooth block without tooth marks | |
| CN116622129B (en) | Calcium-zinc stabilizer for PVC | |
| CN111234409B (en) | Auxiliary agent master batch for polyvinyl chloride modification and preparation method thereof | |
| CN111410847A (en) | Naphthenic base rubber oil composition for improving air tightness of tire rubber material and preparation method and application thereof | |
| CN111690197A (en) | Melamine-containing direct intercalation g-C3N4Flame-retardant cable material and preparation method thereof | |
| CN113248874B (en) | Modified TPEE cable material and preparation method thereof | |
| CN114907590A (en) | Synthetic rubber wet masterbatch and preparation method and application thereof | |
| CN115710360A (en) | Preparation method of butadiene-isoprene copolymer rubber master batch and preparation method of vulcanized rubber | |
| CN112847870A (en) | White carbon black-containing rubber composition and mixing method thereof | |
| CN110283365B (en) | Tire sidewall rubber and preparation method thereof | |
| CN106519457A (en) | Anti-flaming smoke-suppressing automobile sealing strip rubber material and preparation method thereof | |
| CN111621070A (en) | Flame-retardant low-temperature-resistant chloroprene rubber compound and preparation method thereof | |
| CN111607135A (en) | High-strength rubber-based damping material and preparation method thereof | |
| CN115716953B (en) | Composition for rubber processing aid, application of rubber processing aid in rubber processing and rubber processing method | |
| CN117167484B (en) | Dynamic sealing rubber ring and preparation method and application thereof | |
| CN118146572B (en) | Preparation method of tread rubber | |
| CN115058061B (en) | Rubber additive for improving ageing resistance of rubber, preparation method and application |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |